Home / 159,334,133.60-219,887,864.40-88,769,681.12

Finding the Fourth Proportional to 159,334,133.60, 219,887,864.40 and 88,769,681.12

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Solution

The fourth proportional to 159,334,133.60, 219,887,864.40 and 88,769,681.12 is: 122,505,926.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,334,133.60 : 219,887,864.40 = 88,769,681.12 : x
  2. Step 2: Convert to fraction form
    159,334,133.60/219,887,864.40 = 88,769,681.12/x
  3. Step 3: Cross multiply
    159,334,133.60x = 219,887,864.40 × 88,769,681.12
  4. Step 4: Simplify right side
    159,334,133.60x = 19,519,375,604,945,800
  5. Step 5: Solve for x
    x = 19,519,375,604,945,800/159,334,133.60
  6. Step 6: Final answer
    x = 122,505,926.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.